Home / 3,029.86-4,181.37-1,703.86

Finding the Fourth Proportional to 3,029.86, 4,181.37 and 1,703.86

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Solution

The fourth proportional to 3,029.86, 4,181.37 and 1,703.86 is: 2,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.86 : 4,181.37 = 1,703.86 : x
  2. Step 2: Convert to fraction form
    3,029.86/4,181.37 = 1,703.86/x
  3. Step 3: Cross multiply
    3,029.86x = 4,181.37 × 1,703.86
  4. Step 4: Simplify right side
    3,029.86x = 7,124,469.09
  5. Step 5: Solve for x
    x = 7,124,469.09/3,029.86
  6. Step 6: Final answer
    x = 2,351.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.